org.tkit.quarkus.log.json.util.ClassNameAbbreviationUtil Maven / Gradle / Ivy
package org.tkit.quarkus.log.json.util;
public class ClassNameAbbreviationUtil {
/**
* Creates abbreviation from class name in the for of p.p.p.p.ClassName where p stands for first
* letter of the corresponding package.
*
* @param className class name to abbreviate
* @return abbreviated classname
*/
public static String abbreviateClassName(String className) {
StringBuilder sb = new StringBuilder();
int fromIndex = 0;
int dollarIndex = className.indexOf("$", fromIndex);
String suffix = null;
if (dollarIndex != -1) {
className = className.substring(0, dollarIndex);
suffix = className.substring(dollarIndex);
}
//TODO make this more efficient
while (true) {
int index = className.indexOf(".", fromIndex);
if (index == -1) {
sb.append(className.substring(fromIndex));
break;
}
String part = className.substring(fromIndex, index);
sb.append(part, 0, 1);
sb.append(".");
fromIndex = index + 1;
}
return sb.toString();
}
}